/* Global styles for ACDT Solutions */
html {
    box-sizing: border-box;
    scroll-behavior: smooth;
}
*, *::before, *::after {
    box-sizing: inherit;
}
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #222;
    background-color: #fff;
}
a {
    color: #0077cc;
    text-decoration: none;
}
a:hover, a:focus {
    text-decoration: underline;
}
.skip-link {
    position: absolute;
    left: -999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
    z-index: -1000;
}
.skip-link:focus {
    left: 0;
    top: 0;
    width: auto;
    height: auto;
    padding: 1rem;
    background: #000;
    color: #fff;
    z-index: 1000;
}
.site-header {
    background: #f8f9fa;
    border-bottom: 1px solid #e5e5e5;
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
}
.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1rem;
}
.nav-list a {
    padding: 0.5rem 0.75rem;
    border-radius: 0.25rem;
}
.nav-list a.button {
    background-color: #0077cc;
    color: #fff;
}
.nav-list a.button:hover {
    background-color: #005fa3;
}
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 1rem;
}
.hero {
    background: #eaf4fc;
    padding: 4rem 1rem;
    text-align: center;
}
.cta-group {
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.button {
    display: inline-block;
    padding: 0.75rem 1.25rem;
    border-radius: 0.25rem;
    font-size: 1rem;
    cursor: pointer;
    text-align: center;
}
.button.primary {
    background-color: #0077cc;
    color: #fff;
}
.button.secondary {
    background-color: #fff;
    color: #0077cc;
    border: 1px solid #0077cc;
}
.button.tertiary {
    background-color: #f5f5f5;
    color: #0077cc;
    border: 1px solid #e5e5e5;
}
.button:hover {
    opacity: 0.9;
}
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}
.card {
    border: 1px solid #e5e5e5;
    padding: 1rem;
    border-radius: 0.25rem;
    background-color: #fff;
}
.card h2, .card h3 {
    margin-top: 0;
}
.reasons {
    list-style: none;
    padding: 0;
}
.reasons li {
    margin-bottom: 0.5rem;
}
.faq-item {
    margin-bottom: 1rem;
}
.faq-question {
    width: 100%;
    text-align: left;
    padding: 0.5rem;
    border: none;
    background: #f0f0f0;
    border-radius: 0.25rem;
    cursor: pointer;
}
.faq-question:focus {
    outline: 2px solid #0077cc;
}
.faq-answer {
    padding: 0.5rem;
    border-left: 2px solid #0077cc;
}
.site-footer {
    background: #f8f9fa;
    border-top: 1px solid #e5e5e5;
    padding-top: 2rem;
    padding-bottom: 2rem;
}
.footer-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
    gap: 1.5rem;
}
.copy {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: #666;
}
/* Chat UI */
.chat-button {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    background: #0077cc;
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    font-size: 1.25rem;
    cursor: pointer;
}
.chat-panel {
    position: fixed;
    bottom: 0;
    right: 0;
    width: 320px;
    max-width: 90%;
    height: 0;
    background: #fff;
    border: 1px solid #e5e5e5;
    border-bottom: none;
    transition: height 0.3s ease;
    overflow: hidden;
}
.chat-panel.open {
    height: 400px;
}
.chat-header {
    background: #0077cc;
    color: #fff;
    padding: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.chat-messages {
    padding: 0.5rem;
    height: 250px;
    overflow-y: auto;
    background: #fafafa;
}
.chat-form {
    display: flex;
    padding: 0.5rem;
    border-top: 1px solid #e5e5e5;
}
.chat-form input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 0.25rem;
}
.chat-form button {
    margin-left: 0.5rem;
    padding: 0.5rem 1rem;
    background: #0077cc;
    color: #fff;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
}
.chat-suggestions {
    display: flex;
    gap: 0.5rem;
    padding: 0.5rem;
    background: #fafafa;
    border-top: 1px solid #e5e5e5;
}
.chat-suggestions button {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 0.25rem;
    background: #fff;
    cursor: pointer;
}
/* Forms */
.form-group {
    margin-bottom: 1rem;
}
.form-group label {
    display: block;
    margin-bottom: 0.25rem;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 0.25rem;
}
.form-actions {
    text-align: right;
}
.form-feedback {
    margin-top: 1rem;
    color: #d6336c;
}
@media (max-width: 600px) {
    .nav-list {
        flex-wrap: wrap;
    }
}